package org.eclipse.uml2.diagram.component.edit.commands;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.gmf.runtime.common.core.command.CommandResult;
import org.eclipse.gmf.runtime.emf.type.core.commands.EditElementCommand;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientReferenceRelationshipRequest;
import org.eclipse.gmf.runtime.emf.type.core.requests.ReorientRelationshipRequest;
import org.eclipse.uml2.diagram.component.edit.policies.UMLBaseItemSemanticEditPolicy;
import org.eclipse.uml2.uml.ConnectableElement;
import org.eclipse.uml2.uml.Connector;
import org.eclipse.uml2.uml.ConnectorEnd;
/**
* We have changed logic completely, and some of the methods should not be called.
* It would be better to remove them, but generator will add them, again and again.
* So, we just throwing IllegalStateException from all of the generated but not actually supported methods.
* @generated
*/
public class AssemblyConnectorEndRoleReorientCommand extends EditElementCommand {
/**
* @generated
*/
private final int reorientDirection;
/**
* @generated
*/
private final EObject referenceOwner;
/**
* @generated
*/
private final EObject oldEnd;
/**
* @generated
*/
private final EObject newEnd;
/**
* @generated
*/
public AssemblyConnectorEndRoleReorientCommand(ReorientReferenceRelationshipRequest request) {
super(request.getLabel(), null, request);
reorientDirection = request.getDirection();
referenceOwner = request.getReferenceOwner();
oldEnd = request.getOldRelationshipEnd();
newEnd = request.getNewRelationshipEnd();
}
/**
* @generated NOT
*/
public boolean canExecute() {
if (false == referenceOwner instanceof Connector) {
return false;
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return canReorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return canReorientTarget();
}
return false;
}
/**
* @generated NOT -- source is fixed
*/
protected boolean canReorientSource() {
return false;
}
/**
* @generated NOT
*/
protected boolean canReorientTarget() {
if (!(oldEnd instanceof ConnectableElement && newEnd instanceof ConnectableElement)) {
return false;
}
return findConectorEnd((ConnectableElement) oldEnd) != null;
}
/**
* @generated
*/
protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException {
if (!canExecute()) {
throw new ExecutionException("Invalid arguments in reorient link command"); //$NON-NLS-1$
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_SOURCE) {
return reorientSource();
}
if (reorientDirection == ReorientRelationshipRequest.REORIENT_TARGET) {
return reorientTarget();
}
throw new IllegalStateException();
}
/**
* @generated NOT
*/
protected CommandResult reorientSource() throws ExecutionException {
throw new IllegalStateException("Source is fixed");
}
/**
* @generated NOT
*/
protected CommandResult reorientTarget() throws ExecutionException {
ConnectorEnd end = findConectorEnd(getOldTarget());
end.setRole(getNewTarget());
return CommandResult.newOKCommandResult(referenceOwner);
}
/**
* @generated NOT
*/
protected ConnectorEnd getOldSource() {
throw new IllegalStateException();
}
/**
* @generated
*/
protected ConnectorEnd getNewSource() {
return (ConnectorEnd) newEnd;
}
/**
* @generated
*/
protected ConnectableElement getOldTarget() {
return (ConnectableElement) oldEnd;
}
/**
* @generated
*/
protected ConnectableElement getNewTarget() {
return (ConnectableElement) newEnd;
}
private Connector getAssemblyConnector() {
return (Connector) referenceOwner;
}
private ConnectorEnd findConectorEnd(ConnectableElement diagramEnd) {
for (ConnectorEnd nextEnd : getAssemblyConnector().getEnds()) {
if (diagramEnd.equals(nextEnd.getRole())) {
return nextEnd;
}
}
return null;
}
}